The Beech Model 90 King Air is a lightweight multipurpose aircraft. The developer is the American company Beech Aircraft. Commercial implementation of the civilian version of the 90KingAir, which had a pressurized cockpit and up to ten seats, including the pilot’s seat, began at the end of 1964.In early 1966, this aircraft replaced the KingAirA90 model, on which more powerful PT6A20 engines were installed. One of these airliners was used by the military under the number VC6A. Sample B90GTI has been in active production since 2007. Equipped with Rockwell Collins Pro Line 21 flight and navigation system and replaces the previous C90GT aircraft. It is widely used for the transportation of passengers and cargo in the United States, and is also common in Asia and Africa.